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Ramming Material of Ferroalloy Electric Stove

 


Chemical Composition/%

Product Type

JFF-DHL-85

JFF-DHL-83

JFF-DTL-35

JFF-DT-M

MgO

≥83

≥81

≥84

≥94

CaO

7~10

8~12

7~10

≤2.0

Fe2O3

4~6

4~6

4~6

0.5~1.5

Al2O3

≤0.6

≤0.6

≤0.6

≤0.6

SiO2

≤1.5

≤1.5

≤1.5

≤2.0

粒度/mm

0~6

0~6

0~6

0~6

Physical Property

Compression Strength under Normal Temperature after Burning/Mpa

1300℃,3h

≥8

≥10

≥10

≥8

1600℃,3h

≥35

≥35

≥35

≥35

Change Rate of Line after Burning/%

1300℃,3h

0~-0.5

0~-0.5

0~-0.5

0~-0.5

1600℃,3h

-1.0~-3.0

-1.0~-3.0

-1.0~-3.0

-0.5~-2.0

Usage

low, micro carbon ferrochromium

high carbon ferro-chrome   medium carbon ferro-chrome

ferro-nickel

ferrovanadium, ferrotitanium

Combined Characteristic

Ceramic Combination

Production Introduction

     This product uses synthesis process and is obtained from balling and burning in high temperature, which will form a solid and complete sintered layer in high temperature. It is widely used in building the bottom and slope of ore furnace.

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